build(deps): Bump postcss-selector-not from 4.0.0 to 4.0.1 in /example (

#765)

Bumps [postcss-selector-not](https://github.com/postcss/postcss-selector-not) from 4.0.0 to 4.0.1.
- [Release notes](https://github.com/postcss/postcss-selector-not/releases)
- [Changelog](https://github.com/postcss/postcss-selector-not/blob/master/CHANGELOG.md)
- [Commits](csstools/postcss-selector-not@4.0.0...4.0.1)

Signed-off-by: dependabot[bot] <support@github.com>

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: kodiakhq[bot] <49736102+kodiakhq[bot]@users.noreply.github.com>

example/yarn.lock

@@ -9106,9 +9106,9 @@ postcss-selector-matches@^4.0.0:
     postcss "^7.0.2"
 
 postcss-selector-not@^4.0.0:
-  version "4.0.0"
-  resolved "https://registry.yarnpkg.com/postcss-selector-not/-/postcss-selector-not-4.0.0.tgz#c68ff7ba96527499e832724a2674d65603b645c0"
-  integrity sha512-W+bkBZRhqJaYN8XAnbbZPLWMvZD1wKTu0UxtFKdhtGjWYmxhkUneoeOhRJKdAE5V7ZTlnbHfCR+6bNwK9e1dTQ==
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/postcss-selector-not/-/postcss-selector-not-4.0.1.tgz#263016eef1cf219e0ade9a913780fc1f48204cbf"
+  integrity sha512-YolvBgInEK5/79C+bdFMyzqTg6pkYqDbzZIST/PDMqa/o3qtXenD05apBG2jLgT0/BQ77d4U2UK12jWpilqMAQ==
   dependencies:
     balanced-match "^1.0.0"
     postcss "^7.0.2"